Biology Mcqs

How many carbon atoms are required to form a furan ring (ribofuranose)_____________?

• (A)  3
• (B)  4
• (C)  5
• (D)  2

Answer

Submitted By :Ali Uppal

In esterification OH comes from_______________?

• (A)  Organic acid
• (B)  Alcohol
• (C)  Water
• (D)  Sugar

Answer

Submitted By :Ali Uppal

Which one of the following is most likely to occur in an animal during winter?

• (A)  Activation of sweat glands
• (B)  Dilation of skin blood vessels
• (C)  Panting
• (D)  Thermogenesis

Answer

Submitted By :Ali Uppal

The one that stores calcium is __________?

• (A)  Sarcolemma
• (B)  Sarcoplasm
• (C)  Sarcoplasmic reticulum
• (D)  Cytosol

Answer

Submitted By :Ali Uppal

Which one is not found in fatty acids in acylglycerols____________?

• (A)  C-6
• (B)  C-25
• (C)  C-26
• (D)  C-30

Answer

Submitted By :Ali Uppal

Sebum produced from sebaceous glands in a mammal helps in___________?

• (A)  Protection against micro organisms
• (B)  Temperature regulation
• (C)  Excretion
• (D)  All of these

Answer

Submitted By :Ali Uppal

Animals fats are ______________ atroom temperature?

• (A)  Liquids
• (B)  Gases
• (C)  Solids
• (D)  None of these

Answer

Submitted By :Ali Uppal

The monosaccharide found in some bacteria and occurring rarely are______________?

• (A)  Trioses
• (B)  Hexoses
• (C)  Tetroses
• (D)  Pentoses

Answer

Submitted By :Ali Uppal

The one which causes contraction of wall of the uterus during and after birth?

• (A)  ADH
• (B)  MSH
• (C)  Oxytocin
• (D)  Progesterone

Answer

Submitted By :Ali Uppal

The trioses which are intermediate in respiration and photosynthesis are_______________?

• (A)  Glyceraldehydes
• (B)  Dihydroxy acetone
• (C)  Both of these
• (D)  None of these

Answer

Submitted By :Ali Uppal